The capacity for physical work of white miners in South Africa. ii. The rates of oxygen consumption during a step test.
D001835:Body Weight; D004185:Disability Evaluation; D006339:Heart Rate; D006801:Humans; D008297:Male; D008906:Mining; D009787:Occupational Medicine; D010101:Oxygen Consumption; D005082:Physical Exertion; D013019:South Africa